AtCoder Beginner Contest 302 发表于 2023-06-08 更新于 2023-06-10 分类于 atcoder E - IsolationF - Merge SetG - Sort from 1 to 4 阅读全文 »
Codeforces Round 878 (Div. 3) 发表于 2023-06-10 分类于 codeforces ， contest A. Cipher ShiferB. Binary CafeC. Ski ResortD. Wooden Toy FestivalE. Character BlockingF. RailgunsG1. In Search of Truth (Easy Version)G2. In Search of Truth (Hard Version) 阅读全文 »